Tewodrose Nega is trying to find the length of a triangle’s side. “So, I’m guessing we put x over 22 and then we put one-fifth over the other side,” he said, hovering over a piece of paper, madly ...

When it was her turn to host all her fellow middle school math teachers, her boss and her boss’s boss to observe one of her eighth grade math classes at Evergreen Middle School in Hillsboro last month ...

Pi Day (3/14) often comes with sweet treats; Square Root Day (4/4/16 or 5/5/25, for example) has a certain numerical rhyme.

Bill Whitaker is an award-winning journalist and 60 Minutes correspondent who has covered major news stories, domestically and across the globe, for more than four decades with CBS News. A high school ...